000 00342nam a2200133Ia 4500
008 210901s1964 xx 000 0 eng d
082 _a531 SOM
100 _aSommerfield, Arnold
245 0 _aMechanics; Lectures on Theoritical physics
260 _aNew York
_bAcademic Press
_c1964
300 _a289
650 _aPhysics
942 _2ddc
_cBK
999 _c11066
_d11066